#ifndef __HEAD_H__
#define __HEAD_H__

#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>

#define PRINT_ERR(msg) \
    do                 \
    {                  \
        perror(msg);   \
        return -1;     \
    } while (0)

#endif
